It is some form of service robot, though its real function I do not know.

The service robots brought the third inert one out of the ship.

And to augment the human crew, a couple of service robots were put to work in space.

Furthermore, you're simply a service robot, not specialized at all.

He turned to the service robot and gave that order.

Do we want it so the computer will activate the service robots in response to our voices, and no one else's?

"We could use the service robots to move us around," Gibbs said over his shoulder.

The service robots could not get through the coded access hatch.

It can act as an effective service robot at homes and offices.

So much more convenient than sending for the service robot, since they were right here.